large family of bird species. Example: the gray-crowned babbler (Australia), also sometimes called the yahoo, after one of its calls. The name babbler or chatterer may come from the birds' continuous raucous babbling/chattering when in groups. about this bird

1. chatter, prattle 2. to make an abrupt striking sound or series of sounds, such as footsteps 3. cry of a bird , especially fowl. see also: cackle, cluck 4. Sound of a late 19th century gun being closed after loading, according to a reply to a yahoo!Answers post about the sound of old guns

Sound of a bass-guitar. From: Mike Dirnt, the bassist of the rock band Green Day. Dirnt's birth name is Michael Ryan Pritchard. According to Wikipedia, at school, he would would often play "air-bass", pretending to pluck the strings, while making the noise, "dirnt, dirnt, dirnt". As a result, his schoolmates began to call him "Mike Dirnt". See also yahoo Answers. Related: wub wub, wob wob and other sounds of bass in dubstep music.

(possibly of imitative origin, but debatable) English language vulgarism most commonly used in reference to flatulence. Onomatopoeia for farts have been suggested in various internet forums in response to questions of people who needed a word to describe the sound: eg. here and here. The suggested words include brrt, braaah, THPPTPHTPHPHHPH (Calvin and Hobbes), phhhhhhrt, PPPPPPPPPPPPPPPPPPPPPPPPPPP, pff, prtrtrtrgurtrufnasutututut, prrrt, PFFT!, PHHhhhh..., SPLPLPLLLP, WHOooooffff, poot, prrrrrrrvt, scraeft, ppppppwwarrrrppppp, pllllllllllllllllllllllllloooooooooooaaa..., RRRRRRRIIIIIIIIIIIIIIIIIIIIIIIIIPPPPP, fuuuuuuuuuuuurrrrrrrt, thhhppbbbb, verrrrrrrrrnnnnnntttttt, hooooooooooooooooooooooooonk, pbpbpbpbp, frr frr frrrrrr rampooooooooo ag, pppppppptttttttttttttttttttttttt, flurpppppppppppppppppppppppppppppppppppp... Also, according to many responders it depends on the fart (farting can make many possible sounds).

Sound of a beating heart. This seems the most common spelling, used in medical texts. Also: dup-dup; ba bum; plop-plop; thud-thud; pop-pop; Sometimes the heart is said to throb and throb is also thought to have imitative origin. (yahoo Answers, 1, 2)